SystemAir S-RT Instruction

INSTRUCTION
EN
S-RT
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Read this instruction before installation
and wiring of the product

One step room thermostat

RT is a single-step room thermostat with a change-over relay for
either heating or cooling. The thermostat can not however be used
for simultaneous control of both heating and cooling. RT may be used
with the internal or an external sensor.

Technical data

Supply voltage 230 V AC ±15 %, 50-60 Hz
Dimensions (WxHxD) 86 x 86 x 30 mm
Relay 16 A, 230 V AC change-over
Setting range 0...30°C
Switching differential 1 K
Protection class IP30

Installation

Remove the front cover by depressing the plastic tongue in the middle of
the lower edge with a screwdriver. See fig.
Mount RT on the wall. The screw pockets have a c:c distance of 60 mm to
fit on a wallbox.
If the thermostat is to be used with the internal sensor it should be
mounted approx. 5 ft above floor level at a location with a representative
temperature. Connect the wiring for the supply voltage, the output and,
when used, the external sensor according to the wiring diagram.
Set the jumper next to the sensor terminals to the position indicated for
the choice of sensor you have made.
As external sensor a Regin TG-type sensor must be used.

Wiring

1. 230 V AC supply voltage.
Connect to terminal 3.
If the relay is to be used potential free, wire the supply voltage
directly to terminal 1.
2. Supply common.
3. Relay contact common.
4. Relay contact heating.
5. Relay contact cooling.
G-G External sensor.
S-RT
EMC emissions & immunity standards
This product conforms with the requirements of European EMC
standards CENELEC EN 50081-1 and EN 50082-1 and carries the
CE mark.

LVD

This product conforms with the requirements of European LVD stand-
ards IEC 730-1 and IEC 730-2-1.
Contact
Systemair AB, 739 30 Skinnskatteberg, Sweden
Tel: +46 222 440 00, Fax: +46 222 440 99
www.systemair.com, mailbox@systemair.se
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